A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6220-00-921-6948
NSN 7035-01-501-5938
NSN 6220-01-184-2401
NSN 6645-01-407-6448
NSN 6320-01-549-3153
NSN 4140-00-781-9432
NSN 5925-00-226-1155
NSN 6620-01-487-8735
NSN 6685-01-634-0611
NSN 6645-01-451-1295
NSN 5996-01-163-1768
NSN 5920-00-498-9442